From patchwork Fri Sep 11 15:04:01 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Myers X-Patchwork-Id: 8637 Received: (qmail 44388 invoked by alias); 11 Sep 2015 15:04:09 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 44379 invoked by uid 89); 11 Sep 2015 15:04:09 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.9 required=5.0 tests=AWL, BAYES_50, RCVD_IN_DNSWL_LOW, SPF_PASS autolearn=ham version=3.3.2 X-HELO: relay1.mentorg.com Date: Fri, 11 Sep 2015 15:04:01 +0000 From: Joseph Myers To: Subject: Add more randomly-generated libm tests [committed] Message-ID: User-Agent: Alpine 2.10 (DEB 1266 2009-07-14) MIME-Version: 1.0 This patch adds more libm test inputs found through random test generation to increase observed ulps on x86_64. Tested for x86_64 and x86. (auto-libm-test-out diffs omitted below.) 2015-09-11 Joseph Myers * math/auto-libm-test-in: Add more tests of acosh, atanh, cbrt, cosh, csqrt, erfc, expm1 and lgamma. * math/auto-libm-test-out: Regenerated. * sysdeps/i386/fpu/libm-test-ulps: Update. * sysdeps/x86_64/fpu/libm-test-ulps: Likewise. diff --git a/math/auto-libm-test-in b/math/auto-libm-test-in index 46c3e72..84b3df0 100644 --- a/math/auto-libm-test-in +++ b/math/auto-libm-test-in @@ -123,6 +123,9 @@ acosh 0x1.5d71a6p+36 acosh 0x1.476a3c43d7edep+288 acosh 0xc.84cb1dbbd1b1p+0 acosh 0x1.0722362c26ba5p+0 +acosh 0x1.73515p+0 +acosh 0x1.1b836p+0 +acosh 0x1.07c956p+0 acosh max no-test-inline asin 0 @@ -406,6 +409,8 @@ atanh -0x2.6cb2a8p-4 atanh -0xc.21df7c7f51508p-4 atanh 0x5.8be99p-40 atanh 0x3.cbed35fe733d8p-4 +atanh -0x5.c18b6p-4 +atanh -0x7.c88a5p-8 atanh 0x1p-500 atanh 0x1p-5000 atanh min @@ -492,6 +497,7 @@ cbrt -0x3.593ed8p-72 cbrt 0x1.bd0098p-104 cbrt -0x3.300d34p+0 cbrt 0x6.247f5p-4 +cbrt -0x3.48648028cb464p+0 cbrt max cbrt -max cbrt min @@ -959,6 +965,7 @@ cosh -0x3.cee48p+0 cosh 0x2.f5d128p+0 cosh -0xd.0c03p+0 cosh -0x3.d04328728b72cp-4 +cosh 0x1.629188p+4 # GCC bug 59666: results on directed rounding may be incorrect. cosh max no-test-inline xfail-rounding:ldbl-128ibm cosh -max no-test-inline xfail-rounding:ldbl-128ibm @@ -1112,6 +1119,8 @@ csqrt -0x9.0a61a7b482d28p-168 -0x8p-152 csqrt 0x3.f768f58949e3fe6cp-4 0x2.0c2e89a5cff98p+0 csqrt 0x6.b1a2e79e9c9acp-164 0x8p-152 csqrt -0x8.ec8932bf5603p-172 0x8p-152 +csqrt -0x1.9edb24c83e22cp-172 -0x8p-152 +csqrt -0x1.65c7ac7c97a25p-176 -0x8p-152 csqrt 0x1.fffffep+127 0x1.fffffep+127 csqrt 0x1.fffffep+127 1.0 @@ -1331,6 +1340,7 @@ erfc 0x2.36c504p+0 erfc 0x1.65e31p+0 erfc 0xd.44cd3p-4 erfc 0xd.47425b3cafa48p-4 +erfc 0x1.2f644ep+0 exp 0 exp -0 @@ -1538,6 +1548,7 @@ expm1 0x6.1b4d318238d4a2a8p-4 expm1 0x5.fb8dc64e91a74p-4 expm1 0x3.735f497c4e67535cp-4 expm1 -0x7.d6c50b469d404p+0 +expm1 0x4.857de8p+4 expm1 0x4.0000000000000028p-16384 expm1 min expm1 -min @@ -2473,6 +2484,9 @@ lgamma -0x2.dea4ccp-4 lgamma -0x2.dd306p-4 lgamma -0x1.bdc8bp+0 lgamma -0x4.0a82e8p-4 +lgamma -0x1.bca67ap+0 +lgamma -0x3.46446bb6a23aap+0 +lgamma -0x3.f3d2c40911814p+0 log 1 log e diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps index 2b81704..3c7ba5b 100644 --- a/sysdeps/i386/fpu/libm-test-ulps +++ b/sysdeps/i386/fpu/libm-test-ulps @@ -1216,8 +1216,8 @@ double: 1 float: 1 idouble: 1 ifloat: 1 -ildouble: 4 -ldouble: 4 +ildouble: 5 +ldouble: 5 Function: Imaginary part of "csqrt_downward": double: 1 @@ -1562,8 +1562,8 @@ double: 3 float: 3 idouble: 3 ifloat: 3 -ildouble: 3 -ldouble: 3 +ildouble: 4 +ldouble: 4 Function: "gamma_downward": double: 4 @@ -1714,8 +1714,8 @@ double: 3 float: 3 idouble: 3 ifloat: 3 -ildouble: 3 -ldouble: 3 +ildouble: 4 +ldouble: 4 Function: "lgamma_downward": double: 4 diff --git a/sysdeps/x86_64/fpu/libm-test-ulps b/sysdeps/x86_64/fpu/libm-test-ulps index b4a65d0..b4f2faf 100644 --- a/sysdeps/x86_64/fpu/libm-test-ulps +++ b/sysdeps/x86_64/fpu/libm-test-ulps @@ -32,26 +32,26 @@ ildouble: 2 ldouble: 2 Function: "acosh": -double: 1 +double: 2 float: 2 -idouble: 1 +idouble: 2 ifloat: 2 ildouble: 2 ldouble: 2 Function: "acosh_downward": double: 2 -float: 1 +float: 2 idouble: 2 -ifloat: 1 +ifloat: 2 ildouble: 4 ldouble: 4 Function: "acosh_towardzero": double: 2 -float: 1 +float: 2 idouble: 2 -ifloat: 1 +ifloat: 2 ildouble: 4 ldouble: 4 @@ -195,9 +195,9 @@ ldouble: 3 Function: "atanh_downward": double: 3 -float: 2 +float: 3 idouble: 3 -ifloat: 2 +ifloat: 3 ildouble: 5 ldouble: 5 @@ -210,9 +210,9 @@ ildouble: 4 ldouble: 4 Function: "atanh_upward": -double: 2 +double: 3 float: 3 -idouble: 2 +idouble: 3 ifloat: 3 ildouble: 5 ldouble: 5 @@ -668,9 +668,9 @@ ildouble: 1 ldouble: 1 Function: "cbrt_upward": -double: 4 +double: 5 float: 1 -idouble: 4 +idouble: 5 ifloat: 1 ildouble: 1 ldouble: 1 @@ -1040,7 +1040,7 @@ double: 1 float: 1 idouble: 1 ifloat: 1 -ildouble: 1 +ildouble: 2 ldouble: 2 Function: "cosh_downward": @@ -1264,12 +1264,12 @@ ildouble: 2 ldouble: 2 Function: Real part of "csqrt_downward": -double: 4 +double: 5 float: 4 -idouble: 4 +idouble: 5 ifloat: 4 -ildouble: 4 -ldouble: 4 +ildouble: 5 +ldouble: 5 Function: Imaginary part of "csqrt_downward": double: 4 @@ -1472,9 +1472,9 @@ ildouble: 1 ldouble: 1 Function: "erfc": -double: 2 +double: 3 float: 2 -idouble: 2 +idouble: 3 ifloat: 2 ildouble: 3 ldouble: 3 @@ -1627,9 +1627,9 @@ ldouble: 4 Function: "expm1_towardzero": double: 1 -float: 1 +float: 2 idouble: 1 -ifloat: 1 +ifloat: 2 ildouble: 4 ldouble: 4 @@ -1642,12 +1642,12 @@ ildouble: 4 ldouble: 4 Function: "gamma": -double: 3 -float: 3 -idouble: 3 -ifloat: 3 -ildouble: 3 -ldouble: 3 +double: 4 +float: 4 +idouble: 4 +ifloat: 4 +ildouble: 4 +ldouble: 4 Function: "gamma_downward": double: 5 @@ -1794,12 +1794,12 @@ ildouble: 5 ldouble: 5 Function: "lgamma": -double: 3 -float: 3 -idouble: 3 -ifloat: 3 -ildouble: 3 -ldouble: 3 +double: 4 +float: 4 +idouble: 4 +ifloat: 4 +ildouble: 4 +ldouble: 4 Function: "lgamma_downward": double: 5